From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/66387 Path: news.gmane.org!not-for-mail From: Hans Hagen Newsgroups: gmane.comp.tex.context Subject: Re: Hyphenation patterns and adjusted kerning: ConTeXt vs. LuaTeX Date: Fri, 25 Feb 2011 14:35:10 +0100 Message-ID: <4D67B00E.2050702@wxs.nl> References: <9FF5E748-7C07-4B46-BD82-9B58A16B4670@unibas.ch> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1298640947 18053 80.91.229.12 (25 Feb 2011 13:35:47 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Fri, 25 Feb 2011 13:35:47 +0000 (UTC) Cc: "Heilmann, Till A." To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Fri Feb 25 14:35:43 2011 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from balder.ntg.nl ([195.12.62.10]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Psxpd-0006yi-8O for gctc-ntg-context-518@m.gmane.org; Fri, 25 Feb 2011 14:35:41 +0100 Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 84793CAA68; Fri, 25 Feb 2011 14:35:40 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id PsTG1qpV8kF4; Fri, 25 Feb 2011 14:35:28 +0100 (CET) Original-Received: from balder.ntg.nl (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 53E29CAA64; Fri, 25 Feb 2011 14:35:28 +0100 (CET) Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 7F659CAA5E for ; Fri, 25 Feb 2011 14:35:26 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 2ZDKibSQsDbs for ; Fri, 25 Feb 2011 14:35:14 +0100 (CET) Original-Received: from filter5-ams.mf.surf.net (filter5-ams.mf.surf.net [192.87.102.73]) by balder.ntg.nl (Postfix) with ESMTP id B6BCBCAA64 for ; Fri, 25 Feb 2011 14:35:14 +0100 (CET) Original-Received: from smtp.ziggozakelijk.nl (D57D1DA2.static.ziggozakelijk.nl [213.125.29.162]) by filter5-ams.mf.surf.net (8.14.3/8.14.3/Debian-5+lenny1) with ESMTP id p1PDZDLr014796 for ; Fri, 25 Feb 2011 14:35:14 +0100 X-Default-Received-SPF: pass (skip=loggedin (res=PASS)) x-ip-name=10.100.1.100; Original-Received: from [10.100.1.100] (unverified [10.100.1.100]) by pragma-net.nl (SurgeMail 5.1c2) with ESMTP id 6577-1713362 for multiple; Fri, 25 Feb 2011 14:35:09 +0100 User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.13) Gecko/20101207 Lightning/1.0b2 Thunderbird/3.1.7 ThunderBrowse/3.3.5 In-Reply-To: <9FF5E748-7C07-4B46-BD82-9B58A16B4670@unibas.ch> X-Authenticated-User: hagen@controller-9 X-Bayes-Prob: 0.0001 (Score 0, tokens from: @@RPTN) X-CanIt-Geo: ip=213.125.29.162; country=NL; region=11; city=Den Haag; latitude=52.0833; longitude=4.3000; http://maps.google.com/maps?q=52.0833,4.3000&z=6 X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 0BEcdzdHb - 72625d187721 - 20110225 X-Scanned-By: CanIt (www . roaringpenguin . com) on 192.87.102.73 X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.12 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: ntg-context-bounces@ntg.nl Errors-To: ntg-context-bounces@ntg.nl Xref: news.gmane.org gmane.comp.tex.context:66387 Archived-At: On 25-2-2011 1:18, Heilmann, Till A. wrote: > Maybe the ConTeXt community can be of assistance to the LuaTeX bunch ... > > As a new LuaTeX user, I came across the following problem: Using Lua(La)TeX, customized kerning of letter pairs (via the FeatureFile capability of fontspec) is ignored when it coincides with a possible hyphenation of a word (e.g. between 'f' and 'h' in German words like 'aufhalten'; see first minimal example below). > > Ulrike Fischer was so kind to point out two things (http://tug.org/pipermail/luatex/2011-February/002569.html): First, the problem seems to be the break points between the adjusted kerning pairs. Second, ConTeXt seems to handle this case correctly (see second minimal example below; feature file bonum.fea from first example required). > > I am no expert in neither LuaTeX nor context, but Ulrike suggested I post here and ask if the (typographically correct) ConTeXt behavior or solution can be reproduced with Lua(La)TeX. > > Thanks, > - Till > > 1. Lua(La)TeX > > \begin{filecontents*}{bonum.fea} > languagesystem DFLT dflt; > languagesystem latn dflt; > feature kern { > pos f h 100; > } kern; > \end{filecontents*} > \documentclass{article} > \usepackage[ngerman]{babel} > \usepackage{fontspec} > \setmainfont[FeatureFile=bonum.fea]{TeX Gyre Bonum} > \begin{document} > fh aufhalten > \end{document} I cannot test that (I only have the context minimals installed) but I don't know anything about latex internals so it would be a wild guess. Maybe babel is interfering? In base mode kerning and and hyphenation happen in the traditional tex way, so there is not much extra trickery taking place. > 2. ConTeXt > > \mainlanguage [de] > \definefontfeature[test][featurefile=bonum,kern=yes] > \definefont[test][name:texgyrebonum*test] > \starttext > \test fh aufhalten > \stoptext Indeed I see a kern. Hans ----------------------------------------------------------------- Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com | www.pragma-pod.nl ----------------------------------------------------------------- ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________